Archival Professional Grade Disc DVD-R 4.7GB DATA-120MIN Video 8X Speed Blank Discs Empty

The MS memory stick is a memory card product launched by Sony in 1999. It looks like chewing gum, is the same length as a normal AA battery, and weighs only 4 grams. Adopt 10 pin interface structure, and built-in write protection switch. Depending on the color of the case, the memory stick can also be blue or white. White stripe memory sticks add Magic Gate copyright protection and are often used in media players. As Sony's digital product line is very rich, Memory Stick is very popular. Memory Stick has been widely used in digital cameras, PDAs and digital camcorders. The Secure Digital card, or SD card for short, literally means a Secure card, and it offers better security than the CF card and the earlier SM card. Matsushita, Toshiba and SanDisk jointly developed a new memory card product, the biggest feature is through the encryption function, to ensure the security of data confidentiality. SD cards can be seen as MMC upgrades in many ways. Both look and work the same, with the exception of the slightly thinner MMC card, which can be used by any machine using an SD card device.